Nantucket County, MA Power Outages
Utilities serving Nantucket County, Massachusetts don't yet share live outage data with DOE's ODIN feed. Check your electric company's outage map (listed below) for real-time status.
Nantucket County on the Massachusetts outage map
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Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Nantucket County power outage history
Every significant outage recorded in Nantucket County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 196 significant power outages in Nantucket County, meaning events that left at least 1% of customers in the dark. The largest (Mar 13–14, 2018) came when a winter storm left 13,193 customers (100% of the county) without power.
From 2018 to 2025, the average customer here lost about 56 hr 32 min of power per year, more than the Massachusetts average of 5 hr 11 min. That ranks 1st of 14 Massachusetts counties for outage time, where 1st has the most.
January is the riskiest month: it accounted for 34% of all customer outage time from 2018 to 2025. On 250 days in that period, at least 5% of customers were out at the same time. Outage time in Nantucket County has risen recently: about 74 hr 29 min per customer per year in 2022–2025, versus 38 hr 35 min in 2018–2021.
The most recent significant outage on record (Dec 22, 2025) affected 178 customers (26.2%).
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Mar 13–14, 2018 | 13,193(100%) | 2 | Winter storm |
| 2 | Jan 27–30, 2015 | 12,800(100%) | 4 | Winter storm |
| 3 | Jan 29–31, 2022 | 5,764(100%) | 3 | Winter storm |
| 4 | Apr 19, 2015 | 3,389(100%) | 1 | No major storm reported |
| 5 | Jan 23–25, 2016 | 2,873(100%) | 3 | Winter storm |
Hours without power per customer, by year
When outages happen
Source: DOE/ORNL EAGLE-I recorded electricity outages, 2014–2025 (CC BY 4.0), with likely causes from the NOAA NCEI Storm Events Database. EAGLE-I coverage was partial before 2018, so averages use 2018–2025. Peak counts are the highest number of customers out at one time.
Who provides electricity in Nantucket County?
Electric companies with service territory in Nantucket County (EIA-861, 2025)
| Utility | Type | Customers (MA) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Nantucket Electric Co | Investor Owned | 14,693 | Not reporting |
Customer counts are each utility's statewide total in Massachusetts. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No Nantucket County outage headlines in the past week.
Nearby counties
Nantucket County power outage FAQ
Is the power out in Nantucket County right now?
No outages are currently reported for Nantucket County by participating utilities. Live coverage is limited here, so If your power is out, report it to your electric company.
Which electric company serves Nantucket County?
According to EIA-861 service territory data, Nantucket Electric Co provide electric service in Nantucket County, Massachusetts.
What was the worst power outage in Nantucket County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Mar 13–14, 2018. It peaked at 13,193 customers without power (100% of the county). NOAA storm reports for that period point to winter storm.
How often does the power go out in Nantucket County?
EAGLE-I has recorded 196 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 56 hr 32 min of power per year, and on 250 days at least 5% of customers were out at once.
Cite this page
You may reuse our derived data under CC BY 4.0 with attribution. Underlying government data is public domain.
PowerOutageTracker.com. "Nantucket County, MA Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/massachusetts/nantucket-county